APA (7th ed.) Citation

Gray, G. B. (1919). A critical introduction to the Old Testament (2. impression.). Duckworth.

Chicago Style (17th ed.) Citation

Gray, George Buchanan. A Critical Introduction to the Old Testament. 2. impression. London: Duckworth, 1919.

MLA (9th ed.) Citation

Gray, George Buchanan. A Critical Introduction to the Old Testament. 2. impression. Duckworth, 1919.